#282EA1#282EA1

#282EA1 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.4% C 0.181 H 271.9°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#282EA1
RGB	rgb(40, 46, 161)
HSL	hsl(237, 60%, 39%)
HSV	hsv(237, 75%, 63%)
CMYK	cmyk(75.2%, 71.4%, 0%, 36.9%)
CIE-LAB	lab(26.67, 37.75, -62.43)
CIE-LCH	lch(26.67, 72.96, 301.16°)
OKLab	oklab(38.35% 0.0059 -0.1806)
OKLCH	oklch(38.35% 0.181 271.9)
XYZ	xyz(8.2829, 4.9774, 34.2355)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282EA1 #A19B28

analogous

#286BA1 #282EA1 #5F28A1

triadic

#282EA1 #A1282E #2EA128

tetradic

#282EA1 #A1286B #A19B28 #28A15F

square

#282EA1 #A1286B #A19B28 #28A15F

split-complementary

#282EA1 #A15F28 #6BA128

monochromatic

#10123F #1C2070 #282EA1 #3940CE #6A6FDA

Accessibility & contrast

On white

10.52

#282EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#282EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282EA1

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282EA1	#FFFFFF	#000000	##FFFFFF
##282EA1	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A4

Deuteranopia (green-blind)

#00399F

Tritanopia (blue-blind)

#004E64

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #282ea1;
/* rgb */ color: rgb(40, 46, 161);
/* oklch */ color: oklch(38.4% 0.181 271.9);

Tailwind

colors: {
  custom: {
    50: '#7667be',
    500: '#282ea1',
    950: '#000000',
  },
}

SCSS

$custom: #282ea1;
$custom-light: #7667be;
$custom-dark: #000000;

JSON

{
  "hex": "#282ea1",
  "rgb": {
    "r": 40,
    "g": 46,
    "b": 161
  },
  "hsl": {
    "h": 237.025,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38353,
    "c": 0.18075,
    "h": 271.9
  },
  "luminance": 0.04978
}

Semantic roles & 50–950 ramp

primary

#282EA1

secondary

#C0BC65

accent

#DB44E3

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282EA1

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →